SudanThe effects of badly controlled quantities of irrigation water a tobacco crop. - - Agricultural development in the Jebel Marra area. The United Nations Development Programme is financing a 5-year proj...
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SudanHealthy tobacco plant. - - Agricultural development in the Jebel Marra area. The United Nations Development Programme is financing a 5-year project, in cooperation with the Government and executed by...
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SudanA shallow well being examined after a pumping test to determine its rate of filling. Second from left Mr. C. Keller (Switzerland), Project Manager, third from left .Mr. A. Tongul (Turkey), Project agr...
